Evidence map›Paper›PMID 19809492›Full record

ArticleNature structural & molecular biology2009

Telomeric circles: universal players in telomere maintenance?

Lubomir Tomaska, Jozef Nosek, Juraj Kramara, Jack D Griffith

Abstract read
In one paragraph

Article in Nature structural & molecular biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 75 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
75citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

75 citing papers in PubMed, 1 synthesis or guideline pooled it.

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15 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Lubomir TomaskaDepartment of Genetics, Comenius University in Bratislava, Faculty of Natural Sciences, Bratislava, Slovakia. tomaska@fns.uniba.sk
Jozef Nosek
Juraj Kramara
Jack D Griffith

Funding

Vironomics and Biostatistics CoreP01CA019014 · NCI · UNIV OF NORTH CAROLINA CHAPEL HILL · PI BLOSSOM A DAMANIA, NANCY JOAN RAAB-TRAUB · 1985 to 2026
$43.8M
HOMOLOOUS RECOMBINATION: ITS MOLECULAR CYTOLOGYR01GM031819 · NIGMS · UNIV OF NORTH CAROLINA CHAPEL HILL · PI GRIFFITH, JACK D · 1985 to 2017
$5.2M
Nucleoprotein structures formed at sites of DNA damageR01ES013773 · NIEHS · UNIV OF NORTH CAROLINA CHAPEL HILL · PI GRIFFITH, JACK D · 2005 to 2015
$3.2M
Studies of Telomere Structure Using Yeast Model SystemsR03TW005654 · FIC · UNIV OF NORTH CAROLINA CHAPEL HILL · PI GRIFFITH, JACK D · 2001 to 2008
$227k
The structure of the telomere as a sentinel of DNA damage.R56ES013773 · NIEHS · UNIV OF NORTH CAROLINA CHAPEL HILL · PI GRIFFITH, JACK D · 2019 to 2019
$150k
FIC NIH HHS 2-R03-TW005654-04A1FIC NIH HHS R03 TW005654Howard Hughes Medical Institute 55005622NCI NIH HHS P01 CA019014NIEHS NIH HHS ES13773NIEHS NIH HHS R01 ES013773NIEHS NIH HHS R56 ES013773NIGMS NIH HHS GM31819NIGMS NIH HHS R01 GM031819
6 · The paper itself

Abstract

To maintain linear DNA genomes, organisms have evolved numerous means of solving problems associated with DNA ends (telomeres), including telomere-associated retrotransposons, palindromes, hairpins, covalently bound proteins and the addition of arrays of simple DNA repeats. Telomeric arrays can be maintained through various mechanisms such as telomerase activity or recombination. The recombination-dependent maintenance pathways may include telomeric loops (t-loops) and telomeric circles (t-circles). The potential involvement of t-circles in telomere maintenance was first proposed for linear mitochondrial genomes. The occurrence of t-circles in a wide range of organisms, spanning yeasts, plants and animals, suggests the involvement of t-circles in many phenomena including the alternative-lengthening of telomeres (ALT) pathway and telomere rapid deletion (TRD). In this Perspective, we summarize these findings and discuss how t-circles may be related to t-loops and how t-circles may have initiated the evolution of telomeres.

Indexed as

AnimalsCandidaCell NucleusChromosomesDNA, FungalGene DeletionGenetic TechniquesGenomeGenome, FungalMitochondriaModels, BiologicalModels, GeneticRecombination, GeneticRetroelementsTelomereDNA, FungalRetroelements

Identifiers

PMID19809492
PMCPMC4041010

What OpenQuestion holds

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Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.